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Numbers of the Year 2015 Part 2

How healthy is the Nigerian economy and how many possible tweets are there? Tim Harford looks back over some of the numbers that made the news in 2015.

(Image: Nigerians check their ballot station positions in Yenagoa. Credit: Getty Images)

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9 minutes

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Mon 4 Jan 2016 14:50GMT
91福利社 World Service West and Central Africa, East and Southern Africa, Europe and the Middle East, East Asia & South Asia only

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  • New Year's Day 2016 20:50GMT
    91福利社 World Service UK DAB/Freeview, Europe and the Middle East, Online & Americas and the Caribbean only
  • New Year's Day 2016 21:50GMT
    91福利社 World Service West and Central Africa, East Asia, South Asia & Australasia only
  • Mon 4 Jan 2016 02:50GMT
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  • Mon 4 Jan 2016 03:50GMT
    91福利社 World Service UK DAB/Freeview, East Asia, Online & Europe and the Middle East only
  • Mon 4 Jan 2016 04:50GMT
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  • Mon 4 Jan 2016 07:50GMT
    91福利社 World Service Europe and the Middle East & East and Southern Africa only
  • Mon 4 Jan 2016 13:50GMT
    91福利社 World Service UK DAB/Freeview & Online only
  • Mon 4 Jan 2016 14:50GMT
    91福利社 World Service West and Central Africa, East and Southern Africa, Europe and the Middle East, East Asia & South Asia only

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Podcast

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    Tim Harford explains the numbers and statistics used in everyday life